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# Mac Address

The MAC address module provides functionality to parse and validate MAC addresses in different formats, such as IEEE 802 MAC-48, EUI-48, EUI-64, or a 20-octet format.

## MacAddress

**Bases:** [`str`](https://docs.python.org/3/builtins/stdtypes.html#str)

Represents a MAC address and provides methods for conversion, validation, and serialization.

```py
from pydantic import BaseModel

from pydantic_extra_types.mac_address import MacAddress


class Network(BaseModel):
    mac_address: MacAddress


network = Network(mac_address='00:00:5e:00:53:01')
print(network)
# > mac_address='00:00:5e:00:53:01'
```

### Methods

#### validate\_mac\_address

`@staticmethod`

```python
def validate_mac_address(value: bytes) -> str
```

Validate a MAC Address from the provided byte value.

##### Returns

[`str`](https://docs.python.org/3/builtins/stdtypes.html#str)

## Related pages

- [API Documentation](./api-documentation-index.md)
- [Concepts](./concepts-index.md)
- [Dev Tools](./dev-tools-index.md)
- [Error Messages](./error-messages-index.md)
- [Examples](./examples-index.md)
- [Integrations](./integrations-index.md)
- [Internals](./internals-index.md)
- [Production Tools](./production-tools-index.md)
- [Pydantic](./pydantic-index.md)
- [Pydantic Core](./pydantic-core-index.md)

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